Factors to Consider When Choosing a Drone

Drones are preferable in the recent years because of the ease of taking aerial photos and videos. They are used in many fields for surveillance purposes, especially with the military among other organizations. It is an exciting and excellent innovation that costs very little amount of money. However, if you spend some time looking into the options to purchase from, you might feel intimidated by the various categories of drones in the shops.

The drones have different brands, sizes, and shapes. The difference in these features gives the buyer a very hard time deciding the perfect drone to buy. This article highlights the features to look for when choosing a drone. You can also visit the ProPhotoUAV site for information about drones.

Battery life

Like any other electronic gadgets, drones use a battery to function properly. The battery lasts for a shorter time limiting its flight. When you choose a drone, you need to check on the time the battery takes to fly the drone. Different drones use batteries with different lifetime, so you need to have a budget for a better battery that will give you longer flight time.

Camera specs

camraeA drone is meant to take photos and videos from the aerial view. Therefore, it needs to have the best quality cameras installed to capture clear photos. You need to buy a camera that is able to capture objects clearly from a distance. You can also go the decent drones, which have cameras that are inbuilt. These cameras have a high-quality pixel to capture objects clearly. You need to dedicate yourself and meet the cost of the high-resolution cameras instead of purchasing the cheap with low resolutions.

Flight time

The flight time of a drone is the amount of time it takes to fly with a single charge. Although there are some factors that determine the flight time of a drone, this includes the battery size and weight. All drones are designed for short flights of less than 25 minutes. The cheaper drones always have the average flight time of seven minutes; therefore, you need to consider buying a drone that will fly on air quite longer than seven minutes. You should leave alone the fact that they are expensive if you are really focusing on the flight time.

GPS sensor

When a drone has a GPS, you will be able to locate its position easily. The expensive drone models are ones that are equipped with the GPS that will allow the coordination of your drone. You can program the GPS to perform certain coordination with your drone such as enabling it to return home after specified minutes. This is helpful because you will be able to bring back the drone to its starting point.

Obstacle avoidance

black dronesThis feature is available in premium drones only. It is important considering this factor when you are purchasing a drone. However, obstacle avoidance will cost you, but it will protect your drone from crashing. You will not be worrying about the drone as it will sense the presence of objects and avoid them.…

The Beginners Guide to Buying a Graphics Card

The demand for graphics cards continues to rise as many more individuals turn to computers for doing heavy computing exercises such as mining of cryptocurrencies. Meanwhile, manufacturers are responding to the demand by introducing additional graphics card features while also improve their overall capability in handling any video processing demands thrown at the hardware accessory. The following is the beginner’s guide to buying a graphics card that should be appropriate in settings where you have to be improving your computer for gaming and other uses.graphic card

Understand the current cards in the market

The big manufacturers offer a range of cards launched in a particular year that are worth considering for a buyer. However, you should also consider the cards released in the previous year since they can be equally capable. The range of cards available gives you options and you could only pick them when you know the limits and their potential. Prices, the advertised capabilities, and reviewed performances are some of the things that you should be seeking to understand before buying.

Performance costs money

The best performing graphics card will always attract a lot of money because of the demand and resources used to develop them. However, you can save money by going for the less performing models that are receiving an upgrade just after a new release announcement.

Determine your needs

Before going to get the graphics card, consider the needs for computing and then determine whether you will need all that power. Furthermore, you should realize that you can always upgrade the graphics card in future. Therefore, you could save a little money by not focusing too much on the latest result and then just consider the card is meeting the least minimum features.

Match your computer’s capabilities

computer graphic cardThe RAM of a computer will always affect the performance of a graphics card and ultimately cause several performance boosts or lack of thereof such that you end up with a zero increase in performance. Therefore, make sure you are getting an additional RAM when you are going for a significant upgrade. You should also be looking at the RAM type because it can affect the performance of your graphics card too. You need the latest model of RAM to get the most benefits. For instance, when you have GDDR5 RAM, you can pair it with the latest and most capable graphics cards. However, a DDR3 RAM will allow you to use graphics cards from several years back.

Cooler mechanism

You should check the cooling mechanism used on the card. Most manufacturers will make cards and sell retail or modify them and sell to manufacturers. You should confirm whether the reference cards, which are the ones from the manufacturers, have the right cooling option. The graphics card will be performing a lot of work, and it needs sufficient cooling to improve its performance.


You should confirm that your motherboard has a capable slot to use when connecting to the graphics cards and sufficient power to meet the card’s requirements.…

Ways to Stay Safe from Cyber Attacks

News focusing on cyber attack incidents is becoming rampant. Hacking of government servers is just as rife as news on corporate cyber intrusions. The attacks have evolved into a new form of crime that affects the world in many ways. Safeguarding yourself against online criminals is a necessity that should be embraced by companies, governments and individuals alike. Below are ways to stay safe from cyber attacks as stated by online security pundits with years of experience in cybersecurity.Cyber Attacks

Keep them guessing

People who use the same password across multiple online accounts are usually vulnerable to phishing. This is a technique deployed by online swindlers to trick unsuspecting web users into revealing their passwords. Phishing is done in hopes that the culprit uses a single password for all his or her online e-mail accounts as well as online cash generating sites and money-moving channels. Have a different strong password for each one of your online accounts and keep the online pranksters guessing for eternity.

Use top-notch antivirus suites

You can buy or use a free version of an effective antivirus suit to keep cyber attacks at bay. However, it’s advisable to go for the paid-versions since they offer more cyber attack protection features. Ensure that he suit has user-friendly attributes to help you detect viruses that may be connected to online crime operations whenever you log in to the internet. The antivirus should also be able to sift through sites and give a safety report after stopping the download of a virus infected webpage.

Inspect sites before opening

You can tell whether a site is safe to load by looking at the address bar. Secure sites’ addresses start with “https” and they bear a padlock icon. The world web consortium makes it difficult for any illegal site to bear this attributes. It follows that for a site to have these markings; it must have fulfilled the consortium’s safety-related demands which carry steep penalties for defaulters.

Leave nothing to chance

Most sites are designed to send auto-message to your e-mail address in case any of your accounts that are attached to it are tampered with. Report these kinds of breach attempts to the relevant web administrator. If you have an online monetized account, for example, it’s advisable to take up the matter with the support desk immediately since an attempt in security breach is an indication that the hackers may make another attempt with astounding success after a couple of trials.

Proper device shutdown

ransomware attacksCyber attacks can also result from a person’s care-free attitude. Long-pressing on your computer’s power button to shut it down can, for example, favor damaging cyber intrusion. This is because the device never shuts down properly, leaving some vital links hanging for anyone to access. This is possible in cases where you share a computer with colleagues or people who may use your personal information to harm your reputation or rob off your online cash accounts.

Always be suspicious of any abnormal online activity that’s directed toward your online accounts. Don’t, for example, reply back to e-mails that claim that you’ve won a lottery yet you know well that you didn’t participate in any. Guarding against cyber attacks is a matter of common sense in some instances.…